Scondaor Carbon Monoxide Alarm Detector with 10-Year Sensor, Digital Display CO Alarm Detector with Alarm Record, Battery Operated (3 AA Batteries Included), EN 50291 Certified : Amazon.co.uk: DIY & Tools
First Alert SC7010B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup - Walmart.com
Carbon Monoxide Detectors at Lowes.com
First Alert Plug-in Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com
Kidde Firex Hardwired Combination Smoke and Carbon Monoxide Detector with Adapters and Voice Alarm 21029718 - The Home Depot
First Alert Plug-in Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com